Special Features:

Transducers: lf driver 5.25 in low frequency loudspeaker, hf driver 0.75 in polycarbonate dome tweeter; enclosure material: polypropylene structural foam; input connectors: spring-loaded terminals; crossover frequency: 4.2 khz; overload protection for network and transducers; frequency response: 100 hz to 18 khz; system power capacity: 150 w; system impedance: 4 ohms; spl: 108 db continuous, 114 db peak; directivity factor: 6.0; directivity index: 7.8 db

Properties:

Two or more loudspeakers on a common mounting or mounted on each other. It does not include one loudspeaker with accessories such as transformer, case or resistors. For coaxial loudspeakers which are not readily separable, see loudspeaker (as modified).